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Finding the Fourth Proportional to 33,214.46, 45,835.95 and 18,310.46

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Solution

The fourth proportional to 33,214.46, 45,835.95 and 18,310.46 is: 25,268.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,214.46 : 45,835.95 = 18,310.46 : x
  2. Step 2: Convert to fraction form
    33,214.46/45,835.95 = 18,310.46/x
  3. Step 3: Cross multiply
    33,214.46x = 45,835.95 × 18,310.46
  4. Step 4: Simplify right side
    33,214.46x = 839,277,329.04
  5. Step 5: Solve for x
    x = 839,277,329.04/33,214.46
  6. Step 6: Final answer
    x = 25,268.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.